Standardize usage of virtual/override/final specifiers.

remoting/host/pairing_registry_delegate_linux_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "remoting/host/pairing_registry_delegate_linux.h"
 
 #include "base/files/file_util.h"
 #include "base/timer/timer.h"
 #include "base/values.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace remoting {
 
 using protocol::PairingRegistry;
 
 class PairingRegistryDelegateLinuxTest : public testing::Test {
  public:
-  virtual void SetUp() override {
+  void SetUp() override {
     // Create a temporary directory in order to get a unique name and use a
     // subdirectory to ensure that PairingRegistryDelegateLinux::Save() creates
     // the parent directory if it doesn't exist.
     base::CreateNewTempDirectory("chromoting-test", &temp_dir_);
     temp_registry_ = temp_dir_.Append("paired-clients");
   }
 
-  virtual void TearDown() override {
-    base::DeleteFile(temp_dir_, true);
-  }
+  void TearDown() override { base::DeleteFile(temp_dir_, true); }
 
  protected:
   base::FilePath temp_dir_;
   base::FilePath temp_registry_;
 };
 
 TEST_F(PairingRegistryDelegateLinuxTest, SaveAndLoad) {
   scoped_ptr<PairingRegistryDelegateLinux> delegate(
       new PairingRegistryDelegateLinux());
   delegate->SetRegistryPathForTesting(temp_registry_);
@@ skipping 41 matching lines @@
       new PairingRegistryDelegateLinux());
   save_delegate->SetRegistryPathForTesting(temp_registry_);
   load_delegate->SetRegistryPathForTesting(temp_registry_);
 
   PairingRegistry::Pairing pairing(base::Time::Now(), "xxx", "xxx", "xxx");
   EXPECT_TRUE(save_delegate->Save(pairing));
   EXPECT_EQ(load_delegate->Load(pairing.client_id()), pairing);
 }
 
 }  // namespace remoting